Library of Congress. Congressional Research Service & ProQuest (Firm). (2003). Mandatory Vaccinations: Precedent and Current Laws. [publisher not identified].
Chicago Style (17th ed.) CitationLibrary of Congress. Congressional Research Service and ProQuest (Firm). Mandatory Vaccinations: Precedent and Current Laws. [Place of publication not identified]: [publisher not identified], 2003.
MLA (8th ed.) CitationLibrary of Congress. Congressional Research Service and ProQuest (Firm). Mandatory Vaccinations: Precedent and Current Laws. [publisher not identified], 2003.
Warning: These citations may not always be 100% accurate.